Crystals

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General Information

Gold

Gold is one of the elements from the periodic system and very valuable.[1]

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Production Methods

Gold crystals can be made by vapor deposition.[1]

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Chemical & Physical Information

Trivial nameGold
Chemical nameGold
Other namesGoud (NL,BE)
Type of chemicalElement
SymbolAu
Element number79
Element categoryTransition metals
Group, period, block11, 6, d
CAS number7440-57-5
Crystal systemCubic
Bravais latticeFace-centered (FCC)
Coordination geometryCuboctahedral
Hardness (Mohs)2.5
Young's modulus78 GPa
ColourYellow
LusterMetallic
StreakYellow
OpacityOpaque
Safety summarySafe
Safety dataMSDS
Production methodVapor deposition.
StorageNothing special.
ExtraA very precious metal.
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Photos

Gold

(2 mm)

Gold

(2 mm)

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Sources

[1] Wikipedia

[2] Specimen from my personal collection, photo taken by me.